211 
INSTRUMENTS USED IN COLLECTING, 
SETTING, AND PRESERVING BUTTER- 
FLIES, SPHINGES, AND MOTHS. 
Zag 
WIZ 
THE ENTOMOLOGICAL OR FLY NET. 
Tus net, which is figured above, is similar in 
construction to the bat fowling-net, and is either 
made of close green gauze or open muslin. It is 
sometimes white, which is not so useful as green, 
although the former is best adapted for minute 
moths, being more easily seen on it. The rods 
ought to be made of beech or hickory ; holly and 
hazel will also answer the purpose. They should 
be from five to six feet in length, made quite round 
and smooth, and gradually tapering to a point. 
The cross-piece should be made of cane, and fitted 
into a ferrule of an angulated form. The rod should 
be divided into three or four pieces, so that it may 
be carried conveniently in the pocket; a ferrule 
should be riveted on each joint at the upper part ; 
